<?php
/** Copyright (c) 2010, Sudheera Satyanarayana - http://techchorus.net, 
     Binary Vibes Information Technologies Pvt. Ltd. and contributors
 *  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice,
 *     this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright notice,
 *     this list of conditions and the following disclaimer in the documentation
 *     and/or other materials provided with the distribution.
 *
 *   * Neither the names of Sudheera Satyanarayana nor the names of the project
 *     contributors may be used to endorse or promote products derived from this
 *     software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 */

class Core_Model_User_Logger 
{
    public function update($observable)
    {
        $status = $observable->getStatus();
        $ephemeralData = $observable->getEphemeral();
        $logger = new Core_Service_Log;           
    
        switch ($status){
            case Core_Model_User::STATUS_AUTHENTICATE_SUCCESS:
                /**
                 * User has successfully logged on
                 */
                $user = new Core_Model_User;
                $userData = $user->fetch();
                $userEmail = $userData->email;
                $logger->info("Session opended for $userEmail");
                break;
            case Core_Model_User::STATUS_AUTHENTICATE_FAILURE:
                /**
                 * Unsuccessful login attempt
                 */
                $failedUser = $ephemeralData['authFailedUserName'];
                $logger->info("Failed login attempt for $failedUser");
                break; 

            case Core_Model_User::STATUS_PASSWORD_CHANGE_SUCCESS:
                $userData = $observable->fetch();
                $logger->info("User with ID " . $userData->user_id . " and email " 
                    . $userData->email . " has changed his/her password");
                break;
            
            case Core_Model_User::STATUS_LOGOFF :
                $userData = $ephemeralData['loggedOutUser'];
                $logger->info("Session closed for $userData->email");
                break;
        }
        
    }    
}
